说明：  读卡器与门禁的韦根通讯程序,这个是WG26的,改下就可当WG32,WG34用.C51单片机读写,很好用的.
(Wiegand card readers and access control of the communication process, this is WG26, and can be changed when the next WG32, WG34 use. C51 single-chip microcomputer to read and write, very good use.)